HD49340NP_15 Datasheet, PDF (5/24 Pages) Renesas Technology Corp – CDS/PGA & 10-bit A/D Converter

HD49340NP/HNP
Pin Description (cont.)
Pin No. Symbol
Description
31
DVDD
Digital power supply (3 V)
32
DVSS
Digital ground (0 V)
33
CS
Serial interface control input pin
34
SDATA
Serial data input pin
35
SCK
Serial clock input pin
36
D0
Digital output
Note: 1. With pull-down resistor.
Input/Output Equivalent Circuit
Pin Name
Digital output
D0 to D9
Equivalent Circuit
DIN
Digital input
Analog
ADCLK, OBP,
SPBLK, SPSIG,
CS, SCK, SDATA,
PBLK
CDSIN
STBY
Digital
input
DV_DD
AV_DD
CDSIN
Analog(A) or
I/O Digital(D)
—D
—D
I
D
I
D
I
D
OD
DV_DD
Digital
output
Internally
connected
to VRT
ADCIN
BLKSH, BLKFB,
BLKC
VRT, VRM, VRB
BIAS
ADCIN
AV_DD
Internally
connected
to VRM
BLKFB
AV_DD
+
−
BLKSH
VRT
+
−
BLKC
+
−
VRM
VRB ^AVDD
BIAS
AV_DD
Rev.1.0 Apr 20, 2004 page 3 of 21